Category: Communications
Communications and Networking
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Free RF Connectivity Tool
While at the recent Sensors Expo, I had a conversation with Anaren that drove home a point: with all of the focus on all of…
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Is Exactly-Once Delivery Possible with MQTT?
We looked at MQTT, along with various other messaging protocols, not too long ago. Included in the discussion was a brief mention of MQTT having…
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Vertically Integrated BLE Module
So you want to get into the wireless gadget business, eh? And you want to go with Bluetooth Low Energy (BLE)? You’re in good company…
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Zigbee/Thread Collaboration
Zigbee has a long history and is presumably familiar to our readers (at least at some level). It’s got the 802.15.4 physical layer, its own…
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Message Protocols: Data-Centric vs. Data-Centric
We’ve looked at the DDS protocol before, but in a recent extended LinkedIn discussion that responded to a prior protocol article, RTI CEO Stan Schneider…
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Getting Onto the IoT
Today we talk IoT enablement. Two sources with different goals. The first one is a platform called iChipNet from ConnectOne (we’ve seen their modules before).…
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Optimizing at the Cellphone Antenna
So you run across an announcement from Imec that they’ve presented a circuit at ISSCC that involves tuning to match changing antenna impedances in cell…
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Microsemi Moves GNSS Indoors
Much of the cellular build-out in areas that already have coverage is happening through small cells. It’s like we’ve gotten the broad brush strokes in…
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12-Way MEMS Switch
MEMS is entering yet another space traditionally done with electronics: RF switching. The switching comes as a result of the ridiculous number of bands (currently…